# MailPitHostingExtension

- Kind: `class`
- Package: [CommunityToolkit.Aspire.Hosting.MailPit](/reference/api/csharp/communitytoolkit.aspire.hosting.mailpit.md)
- Version: `13.4.0`
- Namespace: `Aspire.Hosting`
- Target framework: `net10.0`
- Source: [GitHub](https://github.com/CommunityToolkit/Aspire/blob/d9dc6fc02412d7398c5722840513d99965a6e98f/src/CommunityToolkit.Aspire.Hosting.MailPit/MailPitHostingExtension.cs)

Provides extension methods for adding MailPit to an `Hosting.IDistributedApplicationBuilder`.

## Definition

```csharp
namespace Aspire.Hosting;

public static class MailPitHostingExtension
{
    // ...
}
```

## Methods

- [AddMailPit(IDistributedApplicationBuilder, string, int?, int?)](/reference/api/csharp/communitytoolkit.aspire.hosting.mailpit/mailpithostingextension/methods.md#addmailpit-idistributedapplicationbuilder-string-int-int) : `IResourceBuilder<MailPitContainerResource>` `extension` `ats export` -- Adds a MailPit container resource to the `Hosting.IDistributedApplicationBuilder`.
- [WithDataBindMount(IResourceBuilder<MailPitContainerResource>, string, bool)](/reference/api/csharp/communitytoolkit.aspire.hosting.mailpit/mailpithostingextension/methods.md#withdatabindmount-iresourcebuilder-mailpitcontainerresource-string-bool) : `IResourceBuilder<MailPitContainerResource>` `extension` `ats export` -- Configures a bind mount for the data directory of the MailPit container resource.
- [WithDataVolume(IResourceBuilder<MailPitContainerResource>, string, bool)](/reference/api/csharp/communitytoolkit.aspire.hosting.mailpit/mailpithostingextension/methods.md#withdatavolume-iresourcebuilder-mailpitcontainerresource-string-bool) : `IResourceBuilder<MailPitContainerResource>` `extension` `ats export` -- Configures a data volume for the MailPit container resource.